Langer's Sudoku Assistant

9
4
2
1      
      6
       
5
1      
      6
       
8
7
3
3
6
1
7
2
8
9
4
5
7
8
5
3
4
9
1
6
2
4
2
8
3
6
5
7
1
9
6
3
9
4
1
7
8
5
2
5
1
7
9
2
8
6
3
4
5
3
4
1      
      6
       
8
1      
      6
       
2
9
7
2
9
6
5
7
4
1
8
3
8
7
1
2
9
3
4
5
6

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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